| Speaker Size | : | 50mm |
| Impedance | : | 20Ω +/-15% |
| Sensitivity | : | 115+/-3db |
| Microphone | : | Build-In -38+/-3dB |
| Wireless | : | None |
| Frequency Response | : | 20Hz-20 KHz |
| Code | : | HEGM-03 |
| response | : | 28 kHz |
| Impedance | : | 32 1 kHz |
| Sensitivity | : | 1 kHz) 11 |
| Input power | : | 30 mW (Ma |
| Code | : | HERZ-03 |
| response | : | 28 kHz |
| Impedance | : | 32 1 kHz |
| Sensitivity | : | ( 1 kHz) 1 |
| Input power | : | 30 mW (Ma |
| Code | : | HERZ-04 |
| Frequency r | : | 12Hz-28 k |
| Impedance | : | 32 1 kHz |
| Sensitivity | : | (1 kHz) 1 |
| Input power | : | 30 mW (Ma |
| Code | : | HERZ-01 |
| Frequency r | : | 12Hz-28 k |
| Impedance | : | 32 1 kHz |
| Sensitivity | : | (1 kHz) 1 |
| Input power | : | 30 mW (Max |
| Code | : | HERZ-02 |
